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əlemi 2024-09-22 01:57:39 +02:00
parent 561279d1dd
commit 62c4081694
Signed by: alemi
GPG key ID: A4895B84D311642C
1 changed files with 72 additions and 72 deletions
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@ -9,7 +9,7 @@ just specify package and class on your function, and done!
```rust
#[jni_toolbox::jni(package = "your.package.path", class = "ContainerClass")]
fn your_function_name(arg: String) -> Result<Vec<String>, String> {
Ok(arg.split('/').map(|x| x.to_string()).collect())
Ok(arg.split('/').map(|x| x.to_string()).collect())
}
```
@ -32,7 +32,7 @@ the following function:
```rust
#[jni(package = "mp.code", class = "Client", ptr)]
fn connect(config: Config) -> Result<Client, ConnectionError> {
tokio().block_on(Client::connect(config))
tokio().block_on(Client::connect(config))
}
```
@ -42,82 +42,82 @@ gets turned into these two functions:
```rust
fn connect(config: Config) -> Result<Client, ConnectionError> {
tokio().block_on(Client::connect(config))
tokio().block_on(Client::connect(config))
}
#[no_mangle]
#[allow(unused_mut)]
pub extern "system" fn Java_mp_code_Client_connect<'local>(
mut env: jni::JNIEnv<'local>,
_class: jni::objects::JClass<'local>,
mut config: <Config as jni_toolbox::FromJava<'local>>::T,
mut env: jni::JNIEnv<'local>,
_class: jni::objects::JClass<'local>,
mut config: <Config as jni_toolbox::FromJava<'local>>::T,
) -> <Client as jni_toolbox::IntoJava<'local>>::T {
use jni_toolbox::{FromJava, IntoJava, JniToolboxError};
let mut env_copy = unsafe { env.unsafe_clone() };
let config_new = match jni_toolbox::from_java_static::<Config>(&mut env, config) {
Ok(x) => x,
Err(e) => {
let _ = env.throw_new(
"java/lang/RuntimeException",
$crate::__export::must_use({
let res = $crate::fmt::format($crate::__export::format_args!("{e:?}"));
res
}),
);
return std::ptr::null_mut();
}
};
match connect(config_new) {
Err(e) => match env_copy.find_class(e.jclass()) {
Err(e) => {
$crate::panicking::panic_fmt($crate::const_format_args!(
"error throwing Java exception -- failed resolving error class: {e}"
));
}
Ok(class) => match env_copy.new_string($crate::__export::must_use({
let res = $crate::fmt::format($crate::__export::format_args!("{e:?}"));
res
})) {
Err(e) => {
$crate::panicking::panic_fmt($crate::const_format_args!(
"error throwing Java exception -- failed creating error string: {e}"
));
}
Ok(msg) => match env_copy.new_object(
class,
"(Ljava/lang/String;)V",
&[jni::objects::JValueGen::Object(&msg)],
) {
Err(e) => {
$crate::panicking::panic_fmt($crate::const_format_args!(
"error throwing Java exception -- failed creating object: {e}"
));
}
Ok(obj) => match env_copy.throw(jni::objects::JThrowable::from(obj)) {
Err(e) => {
$crate::panicking::panic_fmt($crate::const_format_args!(
"error throwing Java exception -- failed throwing: {e}"
));
}
Ok(_) => return std::ptr::null_mut(),
},
},
},
},
Ok(ret) => match ret.into_java(&mut env_copy) {
Ok(fin) => return fin,
Err(e) => {
let _ = env_copy.throw_new(
"java/lang/RuntimeException",
$crate::__export::must_use({
let res = $crate::fmt::format($crate::__export::format_args!("{e:?}"));
res
}),
);
return std::ptr::null_mut();
}
},
}
use jni_toolbox::{FromJava, IntoJava, JniToolboxError};
let mut env_copy = unsafe { env.unsafe_clone() };
let config_new = match jni_toolbox::from_java_static::<Config>(&mut env, config) {
Ok(x) => x,
Err(e) => {
let _ = env.throw_new(
"java/lang/RuntimeException",
$crate::__export::must_use({
let res = $crate::fmt::format($crate::__export::format_args!("{e:?}"));
res
}),
);
return std::ptr::null_mut();
}
};
match connect(config_new) {
Err(e) => match env_copy.find_class(e.jclass()) {
Err(e) => {
$crate::panicking::panic_fmt($crate::const_format_args!(
"error throwing Java exception -- failed resolving error class: {e}"
));
}
Ok(class) => match env_copy.new_string($crate::__export::must_use({
let res = $crate::fmt::format($crate::__export::format_args!("{e:?}"));
res
})) {
Err(e) => {
$crate::panicking::panic_fmt($crate::const_format_args!(
"error throwing Java exception -- failed creating error string: {e}"
));
}
Ok(msg) => match env_copy.new_object(
class,
"(Ljava/lang/String;)V",
&[jni::objects::JValueGen::Object(&msg)],
) {
Err(e) => {
$crate::panicking::panic_fmt($crate::const_format_args!(
"error throwing Java exception -- failed creating object: {e}"
));
}
Ok(obj) => match env_copy.throw(jni::objects::JThrowable::from(obj)) {
Err(e) => {
$crate::panicking::panic_fmt($crate::const_format_args!(
"error throwing Java exception -- failed throwing: {e}"
));
}
Ok(_) => return std::ptr::null_mut(),
},
},
},
},
Ok(ret) => match ret.into_java(&mut env_copy) {
Ok(fin) => return fin,
Err(e) => {
let _ = env_copy.throw_new(
"java/lang/RuntimeException",
$crate::__export::must_use({
let res = $crate::fmt::format($crate::__export::format_args!("{e:?}"));
res
}),
);
return std::ptr::null_mut();
}
},
}
}
```